azure devops powershell task to read manual approval status.

manual-approval-details.yml

- task: PowerShell@2
  name: details
  displayName: Get Approval Details
  inputs:
    targetType: 'inline'
    script: |
      $Collection="$(System.CollectionUri)"
      $projectName="$(System.TeamProject)"
      $projectId="$(System.TeamProjectId)"
      $buildId="$(Build.BuildId)" # - run id not pipeline definition
      $stageName="$(System.StageName)"
      $password = "$env:SYSTEM_ACCESSTOKEN"

      $approverEmail=""
      $approverName =""
      $approvalComment=""
      $approvalStatusID=0
      $approvalStatus=""

      try
      {
          # Determine the stage ID
          $uri = "$($Collection)$($projectName)/_apis/build/builds/$BuildID/timeline?api-version=6.0"

          write-Output "Calling:$uri"

          $username = ""
        
          $basicAuth = ("{0}:{1}" -f $username, $password)
          $basicAuth = [System.Text.Encoding]::UTF8.GetBytes($basicAuth)
          $basicAuth = [System.Convert]::ToBase64String($basicAuth)
          $headers = @{Authorization=("Basic {0}" -f $basicAuth)}

          $Response = Invoke-RestMethod -Uri "$uri" -headers $headers -Method 'get'
          $Response

          $stage = $response.records | where-object -property identifier -eq "$StageName"

          Write-Output "Stage:"

          $stage
        
          # now we can get the approval details
          $uri = "$($Collection)/_apis/Contribution/HierarchyQuery/project/$($projectId)?api-version=6.1-preview.1"
          $payload = "{`"contributionIds`":[`"ms.vss-build-web.checks-panel-data-provider`"],`"dataProviderContext`":{`"properties`":{`"buildId`":`"$BuildID`",`"stageIds`":`"$($stage.id)`",`"checkListItemType`":2,`"sourcePage`":{`"url`":`"$Collection/$projectName/_build/results?buildId=$BuildID&view=results`",`"routeId`":`"ms.vss-build-web.ci-results-hub-route`",`"routeValues`":{`"project`":`"$projectName`",`"viewname`":`"build-results`",`"controller`":`"ContributedPage`",`"action`":`"Execute`",`"serviceHost`": `"594961c2-ead9-4053-bef9-52498ac587fd (sdl)`"}}}}}"
          
          write-Output "Calling:$uri"
          write-Output "Payload"
          $payload 
        
          $Response = Invoke-RestMethod -Uri "$uri" -headers $headers -Method 'Post' -Body $payload -ContentType "application/json"
          $Response
        
          $approver=$response.dataProviders."ms.vss-build-web.checks-panel-data-provider"[0].manualValidations[0].steps[0].actualApprover
          $approverEmail = $approver.uniqueName
          $approverName = $approver.displayName

          $approvalComment = $response.dataProviders."ms.vss-build-web.checks-panel-data-provider"[0].manualValidations[0].steps[0].comment
          $approvalStatusID = $response.dataProviders."ms.vss-build-web.checks-panel-data-provider"[0].manualValidations[0].steps[0].status

          if ($approvalStatusID -eq 8)
          {
              $approvalStatus="Rejected"
          }
      
          if ($approvalStatusID -eq 4)
          {
              $approvalStatus="Approved"
          }

          Write-Output "Approver: $approverName `($approverEmail`)"
          Write-Output "Status:  $approvalStatus `($approvalStatusID`)"
          Write-Output "Comment:  $approvalComment "
       
      }
      catch
      {
        write-warning ("Cannot find the approver: " + $_) 
      }



    pwsh: true
  env:
    SYSTEM_ACCESSTOKEN: $(System.AccessToken)